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Fig. 3
Log extinction at Hβ, c(Hβ), for NGC 3132 using Hα and Hβ recombination lines, assuming Hα/Hβ = 2.89, and the Cardelli et al. (1989) extinction law. The estimated median uncertainty was ~0.04, with 90% of the uncertainties ranging between 0.02 and 0.18.
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